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Supplement · Mineral

Zinc

Zinc picolinate

A mineral needed for immunity and growth. Reviews, side effects and research on zinc from parents of autistic and ADHD kids.

1 reviews · 1 languages · collected October 2026

The reviews so far were written by parents in Japan (1).

Summary

Of 1 reviews, 1 said things got better and 0 said they got worse.

Better
100%
No change
0%
Worse
0%

No one reported things getting worse

Only 1 reviews so far, so treat the percentages as a rough guide.

What changed

  • SleepNot enough reviews yet1

By age

Not enough reviews yet

    What helped

    • Sleeps better1

    Reviews

    1

    Boy

    🇯🇵 Japan · Japanese · Oct 24, 2017

    Better
    Product
    DHC
    Duration
    0.25 months
    Result
    Sleep Better
    Side effects
    None

    A parent of a son with developmental difficulties gave a zinc capsule on nights after he took his ADHD medication. From about the second day he woke up much more easily in the morning, and he swallows the capsule without trouble.

    Research

    CEvidence grade

    Unclear

    31 PubMed papers · 489 participants

    A review of 6 trials in children with ADHD found a slight gain in total scores but none for inattention or hyperactivity, and the evidence is weak. No trials exist for autism.

    Key studiesPMID 34184967PMID 35311615PMID 38547138

    Read this apart from parent experience. Studies average many children, so they may not match your child.

    Basics

    Category
    Supplement · Mineral
    Forms
    Gummy · liquid · tablet
    Age
    Varies by product.

    Cautions

    Side effects in reviews

    The one review we collected mentions no side effects. That doesn't mean there are none.

      Call emergency services or go to the ER right away if your child

      • struggles to breathe or is wheezing
      • has swelling of the face, lips or tongue
      • becomes confused or has a seizure

      If an unusual change lasts more than a few days, tell your child's doctor.

      Reviews of other supplements and medicines

      Where this comes from

      We only pick posts in which parents describe trying something with their own child, from public parent forums and personal blogs. We don't copy the posts: we pull out the result, duration and side effects, write a short summary, and link every review to its original. These are parents who chose to write, so the numbers may differ from the real picture.

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